Essays Tagged: "Statistical significance"


experience vs. no international experience. What do you find from this analysis: is the association statistically significant at the 0.05 level? at the 0.1 0 level?As we can see from the tables above, ... national experience vs. no such experience. What do you find from this analysis: is the association statistically significant at the 0.05 level? at the 0.10 level?Like in the question 1, the associati ...

(8 pages) 97 0 5.0 Nov/2004

Subjects: Businesss Research Papers > Marketing

Selecting and Testing Hypotheses Simulation

implementation is spread out and may escalate from region to region.In conclusion, there was enough statistical data to support the hypothesis. However, the decision needs to be made based on judgment and experience.

(2 pages) 161 0 4.3 Feb/2006

Subjects: Science Essays > Mathematics

The Effect of Self-Reference with regard to Memory

ding the abilty of memory were compiled from 6 females and 5 males and reviewed to that there was a statistical significance in the response to the questions which focused on the participants ability ... m, memory recall achieved greater results using words that relate to oneself. In this experiment, a statistical significance was found between the self-referenced words and words that were irrelevant ...

(20 pages) 116 0 3.0 Mar/2006

Subjects: Social Science Essays > Psychology

Five Step Hypothesis Testing Paper - National Average Gas Price

rieved December 11, 2006 from, Marchal, & Wathen. (2005). Statistical techniques in business economics (12th ed.). Burr Ridge, IL: McGraw-HillAppendix AStatio ...

(6 pages) 582 0 5.0 Jan/2007

Subjects: Businesss Research Papers > Case Studies

ANOVA Paper - Inventory Accuracy of Team C's Manufacturing Department

hanging company culture around inventory.References:Lind, D., Marchal, W., & Wathen, S. (2005). Statistical Techniques in BusinessEconomics. Burr Ridge: McGraw-Hill. Retrieved on January 7, 2007 f ...

(4 pages) 257 1 5.0 Jan/2007

Subjects: Businesss Research Papers > Case Studies

Oral contraceptives and the risk of myocardial infarction.

Journal of Medicine. The manner of the paper assumed a working knowledge of medical terminology and statistical analysis but never overwhelmed the lay reader, giving explanations and referencing to re ... luded in the paper.Logical regression analysis between the matched study and control groups allowed statistical analysis by odds ratios to be calculated. These results were clearly tabulated showing c ...

(5 pages) 24 0 3.0 Jan/2007

Subjects: Humanities Essays > Health & Medicine > Drugs

Hypothesis Testing (Gas Prices)

ttp://, D. A., Marchal, W. G., & Wathen, S. A. (2004). In Statistical Techniques in Business and Economics. (chap. 10). Retrieved Mar. 29, 2007, from https:// ...

(4 pages) 176 0 2.6 Apr/2007

Subjects: Social Science Essays > Economics

Clubbing and University of Texas Students (Econometrics paper)

nt for each of the parameter estimates.The fact from the estimates in the first and 19th row is the statistical significance of the statistical significance of age and age-squared. The average age in ... little evidence whether it would continue going up after 30 years old.The dummy variable female is statistically significant (tfemale = -2.32, p-value = .021). Controlling for everything else, a fema ...

(10 pages) 62 0 0.0 Jul/2007

Subjects: Social Science Essays > Economics

Hypothesis Testing

The hypothesis suggested if the yearly mean number of suicide death is more than 26,000. The final statistical analysis indicates that this hypothesis not be rejected because it was below the upper c ... 00. The method used was through secondary data and the five-step hypothesis test. The report showed statistical analysis indicating that the null hypothesis was not rejected because it was the below t ...

(5 pages) 181 0 3.5 Sep/2007

Subjects: Humanities Essays > Health & Medicine

Prescription stats

0.4981 0 1.645 2.866 Step 3: Decision Rule We are testing at a significance level of 0.05, which means that we reject the null hypothesis if the computed value of ... pothesis.Reject Ho if Z > Z.05 = 1.645 -2.886 < 1.645, we fail to reject Ho. Step 4: Significance Level The p-value is calculated by subtracting the Z*-value area from alpha (selected l ...

(3 pages) 21 0 3.0 Feb/2008

Subjects: Social Science Essays > Controversial Issues > Drugs & Alchohol

How to Do a One Tailed T-Test in Statistics

n samples will occur but also predicts the direction of the difference¬. When this happens, the statistical decision is not based on both tails of the distribution, but only one. In this instance, ... a class action lawsuit against this specific manufacturer.References Sprinthall, R.C. (2003). Basic Statistical Analysis (7th ed.). Boston: Allyn and Bacon.

(2 pages) 56 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry

One Sample Hypothesis Testing Paper

es one to follow five steps. These steps include: stating the null hypothesis; selecting a level of significance; identifying the test statistic; stating the decision rule; and taking a sample and arr ... e balance of accounts without debit cards is higher than those with debit cards.The chosen level of significance for this test is 0.01, or 1%. This level of significance is known as , or alpha, statin ...

(5 pages) 641 0 5.0 Oct/2008

Subjects: Businesss Research Papers > Management

Applied Statistics in Business and Economics, by Doane and Seward: Chapter 15 – Chapter Exercises 15.18, 15.22, 15.24, and 15.28

= 4 is 0.0044Since the p- value is lesser than (, we reject the null hypothesis and accept the Ha. Statistical evidence shows that the cockpit noise level is dependent on the phase of flight.15.28Can ...

(6 pages) 93 0 3.0 Nov/2008

Subjects: Businesss Research Papers > Management

Quantitative Data Analysis

e type that gamma measures)iii. +1 (perfect positive association of the type that gamma measures)b. statistical significance (refered to as "alpha")i. an association not likely to be due to chanceii. ... n association not likely to be due to chanceii. the probability level that will be used to evaluate statistical significanceiii. conventional statistics use an alpha level of .05c. chi squarei. infere ...

(3 pages) 122 1 1.7 Nov/2008

Subjects: Science Essays > Mathematics

MBA 510 Individual – Problem Set II

omly selected from each repair shop and their waiting times in days are recorded. The output from a statistical software package is:SummaryGroupsCountSumAverageVarianceBody Shop A315.45.1333330.323333 ... could not reasonably be attributed to chance.ReferenceLind, D, Marchal, W, & Wathen, S (2004). Statistical Techniques in Business & Economics.New York: McGraw Hill. PP.294, 320 - 370, 407, 415, 714…

(3 pages) 196 0 3.3 Nov/2008

Subjects: Businesss Research Papers > Management

Hypothesis Testing Research and Evaluation II RES 342

2007, from http://www.arizonagasprices.comLind, D. A., Marchal, W. G., & Wathen, S. A. (2004). Statistical Techniques in Business and Economics (12th ed.). New York, NY: The McGraw-Hill.Arizona t ...

(5 pages) 250 0 5.0 Mar/2009

Subjects: Businesss Research Papers > Case Studies

Output and Gender Discrimination in Pay: Evidence from Manufacturing Industry of the Kyrgyz Republic

nvestigates whether gender discrimination in pay negatively affects output. The results showed high statistical significance and anticipated outcome. As stated in economic theory and proved in the maj ... rage Monthly Wage Rate in Manufacturing Industry of the Kyrgyz Republic, 1999-2007.Source: National Statistical Committee of the Kyrgyz Republic. Department of Labor and Employment (see Appendix 2).Gr ...

(18 pages) 20 0 0.0 May/2009

Subjects: Social Science Essays > Economics > Rates & Indexes

Business Problem in the Patient Healthcare Industry

Considering crucial thought was given to each business related problem, Team A decided to focus on statistical research methods in solving for the amount of time a doctor stays with his obese patient ... thin the industry can improve on the qualitative and quantitative inferences which can be made from statistical data. Improving the situational awareness in as timely a manner as possible can help doc ...

(6 pages) 42 1 5.0 Jul/2009

Subjects: Businesss Research Papers > Management > Management Planning & Decision Making

Human capital theory. Regression Analisys

utput:It turns out that, on average, men seem to have higher earnings than women.Is this difference statistically significant? In order to answer this question we will perform a t-test that compares t ... alue of Pr(|T| > |t|) = 0.0000. So, with a 95% confidence level we can state that there's enough statistical significance to reject the null hypothesis that says that both samples have the same mea ...

(7 pages) 906 0 0.0 Jan/2010

Subjects: Science Essays > Mathematics

Review of The Article: Hillman, Amy J., Shropshire, Christine, Cannella Jr., Albert A.2007.Organizational Predictors of Women on Corporate Boards .Academy of Management Journal,50(4):941-952

s positively associated with industries with large female employments, (odd ratio= 1.01, p value or significance level < 05 i.e. probability of being no relationship between the two variables -null ...

(5 pages) 30 0 0.0 May/2010

Subjects: Businesss Research Papers